Sep 01 21:49:02.813 INFO checking tango-0.8.1 against try#952c7dbfa2628309f557b367929ffc17af20b332 for pr-53851
Sep 01 21:49:02.813 INFO running: cargo +952c7dbfa2628309f557b367929ffc17af20b332-alt check --frozen --all --all-targets
Sep 01 21:49:02.813 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-0/pr-53851/try#952c7dbfa2628309f557b367929ffc17af20b332:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53851/worker-0/try#952c7dbfa2628309f557b367929ffc17af20b332:/target:rw,Z" "-v" "/home/ec2-user/crater/./work/local/cargo-home:/cargo-home:ro,Z" "-v" "/home/ec2-user/crater/./work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=500" "-e" "CMD=cargo +952c7dbfa2628309f557b367929ffc17af20b332-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 01 21:49:03.069 INFO blam! ca95c5cc026001adc00fe11400c40e8efba47629a2f6b091030f10f3a3b71d42
Sep 01 21:49:03.072 INFO running `"docker" "start" "-a" "ca95c5cc026001adc00fe11400c40e8efba47629a2f6b091030f10f3a3b71d42"`
Sep 01 21:49:04.031 INFO kablam!    Compiling tango v0.8.1 (file:///source)
Sep 01 21:49:05.666 INFO kablam! warning: unused import: `std::env`
Sep 01 21:49:05.666 INFO kablam!   --> src/lib.rs:13:5
Sep 01 21:49:05.666 INFO kablam!    |
Sep 01 21:49:05.666 INFO kablam! 13 | use std::env;
Sep 01 21:49:05.666 INFO kablam!    |     ^^^^^^^^
Sep 01 21:49:05.666 INFO kablam!    |
Sep 01 21:49:05.666 INFO kablam!    = note: #[warn(unused_imports)] on by default
Sep 01 21:49:05.666 INFO kablam! 
Sep 01 21:49:05.701 INFO kablam! warning: unused import: `std::env`
Sep 01 21:49:05.701 INFO kablam!   --> src/lib.rs:13:5
Sep 01 21:49:05.701 INFO kablam!    |
Sep 01 21:49:05.701 INFO kablam! 13 | use std::env;
Sep 01 21:49:05.701 INFO kablam!    |     ^^^^^^^^
Sep 01 21:49:05.702 INFO kablam!    |
Sep 01 21:49:05.702 INFO kablam!    = note: #[warn(unused_imports)] on by default
Sep 01 21:49:05.702 INFO kablam! 
Sep 01 21:49:06.021 INFO kablam! error[E0282]: type annotations needed
Sep 01 21:49:06.021 INFO kablam!    --> src/lib.rs:372:66
Sep 01 21:49:06.021 INFO kablam!     |
Sep 01 21:49:06.021 INFO kablam! 372 |         for c in self.0.components().skip(1) { p.push(c.as_ref().to_str().expect("how else can I replace root?")); }
Sep 01 21:49:06.021 INFO kablam!     |                                                                  ^^^^^^ cannot infer type for `T`
Sep 01 21:49:06.021 INFO kablam!     |
Sep 01 21:49:06.022 INFO kablam!     = note: type must be known at this point
Sep 01 21:49:06.022 INFO kablam! 
Sep 01 21:49:06.086 INFO kablam! error[E0282]: type annotations needed
Sep 01 21:49:06.086 INFO kablam!    --> src/lib.rs:386:66
Sep 01 21:49:06.086 INFO kablam!     |
Sep 01 21:49:06.086 INFO kablam! 386 |         for c in self.0.components().skip(1) { p.push(c.as_ref().to_str().expect("how else can I replace root?")); }
Sep 01 21:49:06.086 INFO kablam!     |                                                                  ^^^^^^ cannot infer type for `T`
Sep 01 21:49:06.087 INFO kablam!     |
Sep 01 21:49:06.087 INFO kablam!     = note: type must be known at this point
Sep 01 21:49:06.087 INFO kablam! 
Sep 01 21:49:06.095 INFO kablam! error[E0282]: type annotations needed
Sep 01 21:49:06.095 INFO kablam!    --> src/lib.rs:372:66
Sep 01 21:49:06.095 INFO kablam!     |
Sep 01 21:49:06.095 INFO kablam! 372 |         for c in self.0.components().skip(1) { p.push(c.as_ref().to_str().expect("how else can I replace root?")); }
Sep 01 21:49:06.095 INFO kablam!     |                                                                  ^^^^^^ cannot infer type for `T`
Sep 01 21:49:06.095 INFO kablam!     |
Sep 01 21:49:06.095 INFO kablam!     = note: type must be known at this point
Sep 01 21:49:06.095 INFO kablam! 
Sep 01 21:49:06.163 INFO kablam! error[E0282]: type annotations needed
Sep 01 21:49:06.163 INFO kablam!    --> src/lib.rs:386:66
Sep 01 21:49:06.163 INFO kablam!     |
Sep 01 21:49:06.163 INFO kablam! 386 |         for c in self.0.components().skip(1) { p.push(c.as_ref().to_str().expect("how else can I replace root?")); }
Sep 01 21:49:06.163 INFO kablam!     |                                                                  ^^^^^^ cannot infer type for `T`
Sep 01 21:49:06.163 INFO kablam!     |
Sep 01 21:49:06.163 INFO kablam!     = note: type must be known at this point
Sep 01 21:49:06.163 INFO kablam! 
Sep 01 21:49:06.422 INFO kablam! error: aborting due to 2 previous errors
Sep 01 21:49:06.422 INFO kablam! 
Sep 01 21:49:06.422 INFO kablam! For more information about this error, try `rustc --explain E0282`.
Sep 01 21:49:06.439 INFO kablam! error: Could not compile `tango`.
Sep 01 21:49:06.439 INFO kablam! warning: build failed, waiting for other jobs to finish...
Sep 01 21:49:06.622 INFO kablam! error: aborting due to 2 previous errors
Sep 01 21:49:06.622 INFO kablam! 
Sep 01 21:49:06.622 INFO kablam! For more information about this error, try `rustc --explain E0282`.
Sep 01 21:49:06.634 INFO kablam! error: Could not compile `tango`.
Sep 01 21:49:06.634 INFO kablam! 
Sep 01 21:49:06.634 INFO kablam! To learn more, run the command again with --verbose.
Sep 01 21:49:06.636 INFO kablam! su: No module specific data is present
Sep 01 21:49:07.060 INFO running `"docker" "rm" "-f" "ca95c5cc026001adc00fe11400c40e8efba47629a2f6b091030f10f3a3b71d42"`
Sep 01 21:49:07.209 INFO blam! ca95c5cc026001adc00fe11400c40e8efba47629a2f6b091030f10f3a3b71d42